speaker contact info: full details linked from bottom right of
home page (above)

Philip Greenspun has more than 4000 hours of total flying time
accumulated since late 2001. He has a Airline Transport Pilot and
Flight Instructor Certificates for both airplanes and helicopters. He
has flown aircraft ranging in size from the two-seat Diamond Katana to
the 50-seat Canadair Regional Jet. Greenspun obtained his helicopter
instructor rating in January 2006 and teaches helicopter students at
East Coast Aero Club (Hanscom Field, Bedford, Massachusetts) in the
Robinson R44.
philg@mit.edu